17072720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{709}}^1$

素因数の和:772

約数の個数: 80

約数和(自身を含む): 46485120

約数和(自身を除く): 29412400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 43, 56, 70, 80, 86, 112, 140, 172, 215, 280, 301, 344, 430, 560, 602, 688, 709, 860, 1204, 1418, 1505, 1720, 2408, 2836, 3010, 3440, 3545, 4816, 4963, 5672, 6020, 7090, 9926, 11344, 12040, 14180, 19852, 24080, 24815, 28360, 30487, 39704, 49630, 56720, 60974, 79408, 99260, 121948, 152435, 198520, 213409, 243896, 304870, 397040, 426818, 487792, 609740, 853636, 1067045, 1219480, 1707272, 2134090, 2438960, 3414544, 4268180, 8536360, 17072720]

約数ペア:

[(1, 17072720), (2, 8536360), (4, 4268180), (5, 3414544), (7, 2438960), (8, 2134090), (10, 1707272), (14, 1219480), (16, 1067045), (20, 853636), (28, 609740), (35, 487792), (40, 426818), (43, 397040), (56, 304870), (70, 243896), (80, 213409), (86, 198520), (112, 152435), (140, 121948), (172, 99260), (215, 79408), (280, 60974), (301, 56720), (344, 49630), (430, 39704), (560, 30487), (602, 28360), (688, 24815), (709, 24080), (860, 19852), (1204, 14180), (1418, 12040), (1505, 11344), (1720, 9926), (2408, 7090), (2836, 6020), (3010, 5672), (3440, 4963), (3545, 4816)]